Analysis on Synchronous Rectifier Control to Improve Regulation Capability of High-Frequency LLC Resonant Converter

KW Kim, HS Youn, JI Baek, Y Jeong… - IEEE Transactions on …, 2017 - ieeexplore.ieee.org
A new synchronous rectifier (SR) control method is proposed to improve the light-load
regulation capability of high-frequency LLC resonant converter. The proposed control …

A half-turn transformer with symmetry magnetic flux for high-frequency-isolated DC/DC converters

S Li, E Rong, Q Min, S Lu - IEEE Transactions on Power …, 2018 - ieeexplore.ieee.org
A half-turn transformer with symmetrical magnetic flux is proposed for high-frequency-
isolated dc/dc converters. The transformer structure can reduce the minimum number of …

1-kV Input 1-MHz GaN Stacked Bridge Converters

Z Zhang, K Xu, Z Li, D Ye, Z Xu, M He… - IEEE Transactions on …, 2019 - ieeexplore.ieee.org
In this article, a stacked bridge LLC converter with the split resonant tanks suitable for high
input voltage is proposed to reduce the voltage stress of primary-side devices by half. The …

Multilayer Flexible Printed Circuitry Planar Transformer With Integrated Series Capacitance for an LLC Converter

GKY Ho, BMH Pong - IEEE Transactions on Power Electronics, 2019 - ieeexplore.ieee.org
The LLC resonant converter is popular but needs a discrete series resonant inductor and a
capacitor. In order to cut down component count, a novel multilayer flexible printed circuitry …

The direct piece-wise affine modeling of LLC resonant converter

A Barzkar, F Tahami… - IECON 2019-45th Annual …, 2019 - ieeexplore.ieee.org
Resonant converters are hard nonlinear systems which are comprised of both continuous
and discontinuous nonlinearities. Many nonlinear modeling approaches lead to a very …

A novel experimental measurement method of transformer parasitic capacitances

N Wang, X Yang, A Zhou, Y Xie - 2019 10th International …, 2019 - ieeexplore.ieee.org
As the increase of switching frequency and the extensive use of planar transformers, the
capacitive effects of transformers can't be neglected anymore. Firstly, several transformer …

An optimal design method considering transformer parasitic capacitance of LLC resonant converters

N Wang, X Yang, M Tian, H Jia… - … (IPEC-Niigata 2018 …, 2018 - ieeexplore.ieee.org
LLC resonant converters have been widely used in DC-DC conversion applications due to
the advantages of high efficiency and high power density. There are many design methods …

Analysis for high-frequency LLC resonant converter with planar transformer at light-load condition

KW Kim, JI Baek, Y Jeong, KM Kim… - … (IPEC-Niigata 2018 …, 2018 - ieeexplore.ieee.org
A high-frequency LLC converter has been widely employed to achieve high power density.
However, it suffers from output voltage regulation problem under light-load conditions, which …

Performance Evaluation of Electromagnetic and Circuit Co-Simulation for LLC DC-DC Converter

K Yoshikawa, T Oshikata - 2018 IEEE Energy Conversion …, 2018 - ieeexplore.ieee.org
Designing a proper magnetic component for a power supply unit is essential for the
realization of high performance product design. Usage of the electromagnetic simulation for …

Planar transformer design of LLC DC-DC converters with electromagnetics simulation

K Yoshikawa, T Oshikata - 2019 IEEE Third International …, 2019 - ieeexplore.ieee.org
A proper magnetic component design is required for the realization of high performance
power supply unit design. However there are many tradeoffs between design parameters …